Rebuilt Wont Run Right

3 replies to this topic
  • randytbo98

Posted May 29, 2009 - 06:46 PM


i rebuilt my 400. i got it started today but it will only run with the choke as soon a i take it off it dies. it idles good with the choke but when i give it gas it takes a big breath and dies. its also seems like its heating up real fast. any idea's?

  • grayracer513

Posted May 29, 2009 - 07:03 PM


Classic symptom of a clogged pilot jet, sounds like to me.

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  • randytbo98

Posted May 29, 2009 - 07:37 PM


i thaught i got it all cleaned out but i could be wrong. is there anything else it could be? im pretty sure i got the timing right. would a bad plug do that or would it not start atall?

  • Cavi

Posted May 30, 2009 - 07:54 PM


the hot start circuit may be leaking, this would cause major lean condition which would cause everything you are stating

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